The red imported fire ant, like other ants, can lift many times its own weight. The head is typically copper brown in color. The fire ant Solenopsis invicta is a significant pest that was inadvertently introduced into the southern United States almost a century ago and more recently into California and other regions of the world. Behavior. Disturbance of mounds results in a rapid defensive response by worker ants, which quickly run up … … Description: Red imported fire ants produce hills or mounds in open areas where the colonies reside, although colonies occasionally occur indoors and in structures such as utility housings and tree trunks. Asia, Africa, North, South and Central America, the Caribbean, Oceania. Worker ants range from 1/16 to 3/16 inch (1.5 to 5 mm) in length and are dark brown. The black imported fire ant, accidentally imported from South America into Mobile, Alabama, was first reported in 1918.Its distribution is still restricted to parts of Mississippi and Alabama. For more information, see the Red Imported Fire Ant Pest Note Statewide IPM Program, Agriculture and Natural Resources, University of California Solenopsis invicta. Worldwide. The red imported fire ant was imported around the 1930’s and has spread to infest more than 260 million acres of land in nine southeastern states, including all or portions of Florida, Georgia, South Carolina, Tennessee, Alabama, Mississippi, Arkansas, Texas and Oklahoma (Lofgren 1986, Sparks 1995). The Situation: The Red Imported Fire Ant (RIFA, for short) is a major economic pest in the southeastern United States.It originates in lowland areas of South America, primarily Brazil and Argentina. See also, red imported fire ant quick management tips. The program is nationally funded by all Australian states and territories as well as the Commonwealth Government. The imported fire ants are very aggressive, and have been known to repeatedly attack animals that intrude on their nests. 7. A healthy red fire ant queen can live up to seven years. They are known to attack people, plants, and animals; they also cause damage to homes, buildings, air … Fire ant is the common name for several species of ants in the genus Solenopsis. It is recorded from Australia (Queensland), where it is under eradication. She never leaves the nest. 'Red ants' is a common name that is applied to a wide variety of red colored ants. When provoked, red imported fire ants are aggressive insects, but they are most often seen building piles of soil outdoors. See also, red imported fire ant quick management tips. The aphids produce honeydew, an important and favored fire ant food source. The red imported fire ant is particularly aggressive. 6. The Red Imported Fire Ant, whose scientific name is Solenopsis invicta, was named “invincible” by scientists because of the ant’s aggressive behavior and the painful stings it inflicts. Disturbance of mounds results in a rapid defensive response by worker ants, which quickly run up vertical surfaces. The red imported fire ant was accidentally brought to the U.S. around 1930 and is a problematic invasive species. black imported fire ants – Solenopsis richteri was also accidentally introduced through the port of Mobile, Alabama, but earlier, in 1918. They are, however, only a minority in the genus, which includes over 200 species of Solenopsis worldwide. Returning to its nest the ant regurgitates food into the mouths of fellow ants, which redistribute it to the queen, other workers and larvae. The red fire ant "farms" protect aphids from their natural preditors. Solenopsis are stinging ants and most of their common names reflect this, for example, ginger ants and tropical fire ants. Until 1972, this species was not recognized as a different species from the red imported fire ant. Description: Red imported fire ants produce hills or mounds in open areas where the colonies reside, although colonies occasionally occur indoors and in structures such as utility housings and tree trunks. A typical fire ant colony produces large mounds in open areas, and feeds mostly on young plants, seeds, and sometimes crickets. Interesting Fire Ants Facts: 6-10. In addition to their mandibles, fire ant workers also possess an abdominal stinger. Red imported fire ants are commonly called fire ants. Particularly in hot arid regions. For more information, see the Red Imported Fire Ant Pest Note Statewide IPM Program, Agriculture and Natural Resources, University of California These five ant species vary in size as well as color, ranging from 1/8 to 1/4 inch in length. Red imported fire ants can quickly strip dead rodents and birds to the bone. Red imported fire ant (RIFA), introduced in Alabama between 1933 and 1945, is a widespread pest in 11 southern states. Worker ants have round heads with mandibles, an armored thorax midsection and an abdomen, made up of the pedicle and the gaster. Red Imported Fire Ants are called “imported” because they are not native …

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